Magnetic Reed Switch Door Sensor NC/NO – Wired Magnetic Proximity Switch for Door & Window Alarm, Normally Open & Normally Closed, DC 5V/12V/24V Compatible, Home Security & Light Automation(White , 3 pack)

[Reliable Door & Window Security] Detects the opening and closing of doors or windows with high precision, making it ideal for alarm and security systems.

[NC/NO Flexible Configuration] Supports both Normally Open (NO) and Normally Closed (NC) contact types, allowing compatibility with a wide range of control panels and automation systems.

[Wide Voltage Compatibility] Works efficiently with DC 5V, 12V, and 24V circuits, suitable for alarms, lighting control, and smart home integrations.

[Durable & Long-Lasting Construction] Made from high-quality ABS plastic with corrosion-resistant metal contacts to ensure reliable performance and extended service life.

[Easy Installation] Surface-mounted design with included screws enables quick and secure installation on doors, windows, cabinets, or gates.

[Versatile Applications] Perfect for home security, office buildings, retail stores, garages, safes, and industrial automation systems.